Description
Detect flames quickly and reliably with this Infrared Flame Detector Sensor Module.
Designed to sense infrared light in the flame wavelength range (760-1100 nm), this module is ideal for fire detection and safety projects.
Perfect for use with Arduino, AVR, PIC, and other microcontrollers, it outputs a clean digital signal through an LM393 comparator, making integration simple and effective.
- Detects infrared light from flames at 760-1100 nm wavelength
- Working voltage: 3.3V to 5V DC
- Adjustable sensitivity via onboard potentiometer
- LM393 comparator output for clean digital HIGH/LOW signals
- Digital output signal (0 or 1) for easy microcontroller interfacing
- Detection distance approx. 80cm with a standard lighter flame (greater for larger flames)
- Wide detection angle around 60 degrees
- Fixed mounting hole for easy installation
- Technical Specifications:
- Supply voltage: 3.3 – 5V DC
- Sensitivity: Adjustable with onboard potentiometer
- Output: Digital signal, active LOW when flame detected
- Detection wavelength: 760 nm to 1100 nm
- Detection angle: ~60°
- Dimensions: Compact PCB module with mounting hole
What’s Included:
- 1 x Infrared Flame Detector Sensor Module with LM393 comparator
Ideal For:
- Flame and fire detection systems
- Safety and alarm projects
- Robotics and automation involving fire sensing
- Arduino, AVR, PIC and microcontroller flame detection projects
Usage Tips:
- Power with 3.3V or 5V supply for best results
- Adjust the potentiometer to set flame sensitivity according to your application
- Use the digital output pin to interface with your microcontroller input pins
- Mount securely using the fixed hole for stable operation


